Immune System Flashcards
Which of the following is responsible for destroying various unhealthy host cells, including those infected with a virus or bacteria?
Natural killer cells.
Newborn babies are given several types of vaccines in order to protect them from acquiring diseases. Which of the following is responsible for this immunity process?
Active immunity.
Which of the following is a nonspecific response to tissue damage characterized by redness, pain, heat, swelling and loss of function in the injured area?
Inflammation.
T-lymphocytes mature and become functional in which of the following organs?
Thymus.
Which of the following is the function of lymph nodes?
Filter fluid from intercellular spaces and remove foreign substances and debris.
Which of the following may occur after damage to the spleen?
Excessive loss of blood.
Which of the following components of the immune system is responsible for engulfing bacteria and cellular debris?
Macrophages.
Which of the following describes passive immunity?
Temporary immunity brought by introduction of antibodies to a disease from another person.
Activation of B and T lymphocytes and production of memory lymphocytes are specific cellular responses by which of the following?
The internal aspect of the adaptive immune system.
Which of the following antigen-specific immune cells produce cytokines, which facilitate various immune reactions?
Helper T-cell.
Which of the following is described as an abnormal functioning of the immune system where immune cells attack molecular components of the body’s own organs?
Autoimmune disease.
Vibrio cholerae is a bacteria that causes the disease cholera. Disease-causing agents such as V. cholerae is referred to as a(n) __________.
Pathogen.
Which of the following is a characteristic of the innate immune system?
It consists of non-specific barriers and cellular responses.
Which of the following is/are responsible for producing antibodies?
B-cells.
Which of the following shows a relationship between the immune system and another system of the body?
Destruction of a pathogen by the hydrochloric acid in the stomach.
